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comparison src/share/vm/opto/library_call.cpp @ 12190:edb5ab0f3fe5

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8001107: @Stable annotation for constant folding of lazily evaluated variables Reviewed-by: rbackman, twisti, kvn Contributed-by: john.r.rose@oracle.com, vladimir.x.ivanov@oracle.com
author vlivanov
date Tue, 10 Sep 2013 14:51:48 -0700
parents 29aa8936f03c
children 884ed7a10f09 b2e698d2276c
comparison
equal deleted inserted replaced
12188:cd16d587b0fa 12190:edb5ab0f3fe5
1278 Node* target = _gvn.transform( makecon(TypeOopPtr::make_from_constant(target_array, true))); 1278 Node* target = _gvn.transform( makecon(TypeOopPtr::make_from_constant(target_array, true)));
1279 jint target_length = target_array->length(); 1279 jint target_length = target_array->length();
1280 const TypeAry* target_array_type = TypeAry::make(TypeInt::CHAR, TypeInt::make(0, target_length, Type::WidenMin)); 1280 const TypeAry* target_array_type = TypeAry::make(TypeInt::CHAR, TypeInt::make(0, target_length, Type::WidenMin));
1281 const TypeAryPtr* target_type = TypeAryPtr::make(TypePtr::BotPTR, target_array_type, target_array->klass(), true, Type::OffsetBot); 1281 const TypeAryPtr* target_type = TypeAryPtr::make(TypePtr::BotPTR, target_array_type, target_array->klass(), true, Type::OffsetBot);
1282 1282
1283 // String.value field is known to be @Stable.
1284 if (UseImplicitStableValues) {
1285 target = cast_array_to_stable(target, target_type);
1286 }
1287
1283 IdealKit kit(this, false, true); 1288 IdealKit kit(this, false, true);
1284 #define __ kit. 1289 #define __ kit.
1285 Node* zero = __ ConI(0); 1290 Node* zero = __ ConI(0);
1286 Node* one = __ ConI(1); 1291 Node* one = __ ConI(1);
1287 Node* cache = __ ConI(cache_i); 1292 Node* cache = __ ConI(cache_i);